What happens Vegas, does not always stay on Vegas. Britney Spears and Mariah Carey both went to the same dinner party in the City of Sin, and we got this photo. Maybe some day, they will do a joint residency there. Could you imagine how much the Pop Princess and the Queen of Christmas could charge for a duo ticket? Let’s just say it will be toxic to our wallets.

When it comes to who is the biggest Diva? Of course it is Mimi. Who is a bigger Diva than her?